linux-next: build warning after merge of the ftrace tree

[Stephen Rothwell]

Hi all,

After merging the ftrace tree, today's linux-next build (htmldocs)
produced this warning:

Documentation/trace/ftrace.rst:2797: WARNING: Literal block expected; none found.
Documentation/trace/ftrace.rst:2816: WARNING: Literal block expected; none found.

Introduced by commit

  21c094d3f8a6 ("tracing: Add documentation for funcgraph-retval and funcgraph-retval-hex")

-- 
Cheers,
Stephen Rothwell

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